Re: [mailop] Dot as the first character of a line ? (RFC 5321, Section 4.5.2)

2024-03-01 Thread Lena--- via mailop
> From: Cyril - ImprovMX > It turns out that one of their link in the email is broken into multiple > line (following the RFC on that) Solution: don't follow the RFC on that, don't break into multiple lines. If you use Exim then in transports driver = smtp .ifdef _OPT_TRANSPORT_SMTP_MESSAGE_LI

Re: [mailop] Dot as the first character of a line ? (RFC 5321, Section 4.5.2)

2024-03-01 Thread John Levine via mailop
It appears that Cyril - ImprovMX via mailop said: >@John Levine , I'm not sure which line you are mentioning, >the one I used from the RFC ("... If the first character is a period and >there are other characters on the line, the first character is deleted.") >does mention "deleted", not "inserted"

Re: [mailop] Dot as the first character of a line ? (RFC 5321, Section 4.5.2)

2024-03-01 Thread Mark Alley via mailop
Unless I'm missing something, it's the first bullet in RFC5321 4.5.2. - Mark Alley On 3/1/2024 3:49 PM, Cyril - ImprovMX via mailop wrote: @Julien Bradfield: I've initially shared the exact line in the code on what Aiosmtpd - not my software - is doing, which it is saying is following the RFC

Re: [mailop] Dot as the first character of a line ? (RFC 5321, Section 4.5.2)

2024-03-01 Thread Cyril - ImprovMX via mailop
@Julien Bradfield: I've initially shared the exact line in the code on what Aiosmtpd - not my software - is doing, which it is saying is following the RFC by removing the first character if it's a dot. I could share emails that went through Aiosmtpd and another that didn't, which would only show th

Re: [mailop] Dot as the first character of a line ? (RFC 5321, Section 4.5.2)

2024-03-01 Thread John Levine via mailop
It appears that Cyril - ImprovMX via mailop said: >-=-=-=-=-=- >-=-=-=-=-=- > >Just to clarify, I'm not trying to pin some issue on a company (Google) but >I'm trying to understand why aiosmtpd seems to follow an RFC that >appears to be clear on the behavior, that GMail doesn't do but doesn't >app

Re: [mailop] Dot as the first character of a line ? (RFC 5321, Section 4.5.2)

2024-03-01 Thread Cyril - ImprovMX via mailop
Just to clarify, I'm not trying to pin some issue on a company (Google) but I'm trying to understand why aiosmtpd seems to follow an RFC that appears to be clear on the behavior, that GMail doesn't do but doesn't appear to be the only one (as my user is generating a document that also doesn't seems

Re: [mailop] Dot as the first character of a line ? (RFC 5321, Section 4.5.2)

2024-03-01 Thread Mark Fletcher via mailop
On Fri, Mar 1, 2024 at 8:46 AM Cyril - ImprovMX via mailop < mailop@mailop.org> wrote: > > Upon investigation, we discovered that indeed, checking the DKIM signature > was failing because of a body mismatch. Digging further, we discovered that > a dot was removed from the message when going throug

Re: [mailop] Dot as the first character of a line ? (RFC 5321, Section 4.5.2)

2024-03-01 Thread Julian Bradfield via mailop
On 2024-03-01, Cyril - ImprovMX via mailop wrote: > Upon further investigation, we realized that GMail does NOT respect that > RFC. They keep the dot. And if you add two dots, as per the RFC, GMail will > keep the two dots, making the URL broken. What *exactly* did you do to realize thi

[mailop] Dot as the first character of a line ? (RFC 5321, Section 4.5.2)

2024-03-01 Thread Cyril - ImprovMX via mailop
Hey everyone, I got a really strange issue today which boils down to how we interpret the RFC. A user reached out to us saying their email, when going through ImprovMX, where then failing the DKIM Signature. Upon investigation, we discovered that indeed, checking the DKIM signature was failing b